<template>
	<section>
		<!--工具条-->
		<el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
			<el-form :inline="true" :model="filters">
				<el-form-item>
					<el-input v-model="filters.keyword" placeholder="关键字"></el-input>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" v-on:click="search">查询</el-button>
				</el-form-item>
				<el-form-item>
					<el-button type="primary" @click="handleAdd">新增</el-button>
				</el-form-item>
			</el-form>
		</el-col>

		<!--列表-->
		<el-table :data="departments" highlight-current-row v-loading="listLoading"
              @selection-change="selsChange" style="width: 100%;">
			<el-table-column type="selection" width="55">
			</el-table-column>
			<el-table-column type="index" width="60">
			</el-table-column>
			<el-table-column prop="name" label="名称" width="120" sortable>
			</el-table-column>
			<el-table-column prop="sn" label="编号" width="80" sortable>
			</el-table-column>
      <el-table-column prop="dirPath" label="上级部门层级ID" width="160" sortable>
      </el-table-column>
			<el-table-column prop="state" label="状态" width="100" sortable>
        <template scope="scope">
          <span style="color: green" v-if="scope.row.state == 0">正常</span>
          <span style="color: red" v-else-if="scope.row.state == -1">禁用</span>
          <span style="color: grey" v-else>未知</span>
        </template>
			</el-table-column>
			<el-table-column prop="manger.username" label="部门管理员" width="120" sortable>
			</el-table-column>
			<el-table-column prop="parent.name" label="上级部门" sortable>
			</el-table-column>
			<el-table-column label="操作" width="150">
				<template scope="scope">
					<el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
					<el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
				</template>
			</el-table-column>
		</el-table>

		<!--工具条-->
		<el-col :span="24" class="toolbar">
			<el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
			<el-pagination layout="prev, pager, next"
                     @current-change="handleCurrentChange"
                     :page-size="pageSize"
                     :current-page="currentPage"
                     :total="total"
                     style="float:right;">
			</el-pagination>
		</el-col>

		<!--编辑界面
		  :rules  申明表单校验规则
		  ref    给当前表单取一个引用别名

		-->
		<el-dialog :title="myTitle" :visible.sync="editFormVisible" :close-on-click-modal="false">
			<el-form :model="editForm" label-width="80px" :rules="editFormRules" ref="editForm">
				<el-form-item label="名称" prop="name">
					<el-input v-model="editForm.name" auto-complete="off"></el-input>
				</el-form-item>
				<el-form-item label="编号" prop="sn">
					<el-input v-model="editForm.sn" auto-complete="off"></el-input>
				</el-form-item>
				<el-form-item label="状态">
					<el-radio-group v-model="editForm.state">
						<el-radio class="radio" :label="0">正常</el-radio>
						<el-radio class="radio" :label="-1">禁用</el-radio>
					</el-radio-group>
				</el-form-item>
				<el-form-item label="管理员">
					<!--<el-input v-model="editForm.manger"></el-input>-->

          <!--
             :key   下拉列表行的唯一键 id
             :label  选中之后展示在下拉列表框中的值
             :value  选中之后绑定给模型层的
               ==============
                 value-key="id"  如果我们要传递对象给后端，这里一定增加value-key
               ==============

          -->
          <el-select v-model="editForm.manger" value-key="id" placeholder="请选择">
            <el-option
                v-for="item in employees"
                :key="item.id"
                :label="item.username"
                :value="item">
              <span style="float: left">{{ item.username }}</span>
              <span style="float: right; color: #8492a6; font-size: 13px">{{ item.email }}</span>
            </el-option>
          </el-select>
				</el-form-item>
				<el-form-item label="上级部门">
					<!--<el-input v-model="editForm.parent"></el-input>-->
          <el-cascader v-model="editForm.parent"
              :options="deptTree"
              :props="{
                checkStrictly: true,
                value:'id',
                label:'name'
                }"
              clearable></el-cascader>
				</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click.native="editFormVisible = false">取消</el-button>
				<el-button type="primary" @click.native="editSubmit" :loading="editLoading">提交</el-button>
			</div>
		</el-dialog>

	</section>
</template>

<script>
	import util from '../../common/js/util'
	//import NProgress from 'nprogress'
	import { getDepartmentListPage, removeDepartment, batchRemoveDepartment, editDepartment, addDepartment } from '../../api/api';

	export default {
		data() {
			return {
			  myTitle:"",
				filters: {
          keyword: ''
				},
				departments: [],
        employees:[],
        deptTree:[],
				total: 0,
        pageSize:5,
        currentPage: 1,
				listLoading: false,
				sels: [],

				editFormVisible: false,//编辑界面是否显示
				editLoading: false,
				editFormRules: {
					name: [
						{ required: true, message: '请输入名称', trigger: 'blur' }
					],
					sn: [
						{ required: true, message: '请输入编号', trigger: 'blur' }
					]
				},


				//编辑界面数据
				editForm: {
					id: null,
          name: "",
					sn: "",
					state: 0,
					manger: null,
					parent: null,
          dirPath:""
				}

			}
		},
		methods: {
      search(){
        //高级查询一定要定位到第一页
        this.currentPage = 1;
        this.getDepartments();
      },
			handleCurrentChange(val) {
				this.currentPage = val;
				this.getDepartments();
			},

			//获取部门列表
			getDepartments() {
				let para = {
          currentPage: this.currentPage,
					pageSize: this.pageSize,
          keyword: this.filters.keyword
				};
				this.listLoading = true;//开启列表忙等
        this.$http.post("/dept",para)
        .then(result=>{
             this.listLoading = false;//关闭列表忙等
            result  = result.data;//PageList
            this.departments = result.rows;
            this.total = result.total;
        })
        .catch(result=>{
          console.log(result);
          this.$message({
            message: '系统错误 请稍后重试',
            type: 'error'
          });
        })

				/*getDepartmentListPage(para).then((res) => {
					this.total = res.data.total;
					this.departments = res.data.departments;
					this.listLoading = false;
					//NProgress.done();
				});*/
			},
			//删除
			handleDel: function (index, row) {
				this.$confirm('确认删除该记录吗?', '温馨提示', {
					type: 'warning'
				}).then(() => {//确定
					this.listLoading = true;//开启列表加载忙等
					this.$http.delete("/dept/"+row.id)
          .then(result=>{
            this.listLoading = false;//关闭列表加载忙等
            result = result.data;//AjaxResult
            if(!result.success){
              this.$message({
                message: result.message,
                type: 'error'
              });
            }

            //数据删除要定位到第一页
            this.currentPage = 1;
            this.getDepartments();
          })
          .catch(result=>{
            console.log(result);
            this.$message({
              message: '系统错误 请稍后重试',
              type: 'error'
            });
          })
				}).catch(() => {

				});
			},

			//显示编辑界面
			handleEdit: function (index, row) {
        this.getDeptTree();
        this.myTitle = "编辑";
				this.editFormVisible = true;
				//克隆  用于回显
				this.editForm = Object.assign({}, row);
				let dirPath = this.editForm.dirPath;
				if(dirPath){
          let arry = dirPath.split("/");
          let parent = [];//[2,5]
          for(let i=1;i<arry.length-1;i++){
            parent.push(parseInt(arry[i]));
          }
          this.editForm.parent = parent;
          console.log(this.editForm.parent);
        }
			},

			//显示新增界面
			handleAdd: function () {
        this.getDeptTree();
        this.myTitle = "新增";
        this.editFormVisible = true;
				this.editForm = {
          id: null,
          name: "",
          sn: "",
          state: 0,
          manger: null,
          parent: null,
          dirPath:""
        };
			},
			//编辑
			editSubmit: function () {
        //this.$refs 拿到当前页面上的所有ref
        //this.$refs.editForm  找editForm
				this.$refs.editForm.validate((valid) => {
				  //主动开启表单校验
					if (valid) {
					  //校验没问题
						this.$confirm('确认提交吗？', '提示', {}).then(() => {
							this.editLoading = true;// 开启表单提交按钮忙等  防止重复点击
							let para = Object.assign({}, this.editForm);

              if(para.parent){
                para.parent = {"id":para.parent[para.parent.length -1]}
              }
              this.$http.put("/dept",para)
                  .then(result=>{
                    this.editLoading = false;//关闭按钮忙等
                    result = result.data;//AjaxResult
                    if(!result.success){
                      this.$message({
                        message: result.message,
                        type: 'error'
                      });
                    }else{
                      //成功才关闭模态框
                      this.$message({
                        message: result.message,
                        type: 'success'
                      });
                      this.editFormVisible = false;//关闭模态框
                    }
                    //数据删除要定位到第一页
                    this.currentPage = 1;
                    this.getDepartments();
                  })
                  .catch(result=>{
                    this.editLoading = false;
                    this.$message({
                      message: '系统错误 请稍后重试',
                      type: 'error'
                    });
                  })


						});
					}
				});
			},
			selsChange: function (sels) {//当前页面，所有选中的行的数据
				this.sels = sels;//把当前选中的所有行的数据，绑定给模型层，一会儿批量删除的时候用
			},
			//批量删除
			batchRemove: function () {
        //拿到当前选中的所有行的id，传给后端批量删除

				var ids = this.sels.map(item => item.id);//删除了toString
				this.$confirm('确认删除选中记录吗？', '温馨提示', {
					type: 'warning'
				}).then(() => {//确定删除
				  this.$http.patch("/dept",ids)
              .then(result=>{
                result = result.data;//AjaxResult
                if(!result.success){
                  this.$message({
                    message: result.message,
                    type: 'error'
                  });
                }
                //数据删除要定位到第一页
                this.currentPage = 1;
                this.getDepartments();
              })
              .catch(result=>{
                console.log(result);
                this.$message({
                  message: '系统错误 请稍后重试',
                  type: 'error'
                });
              })
				}).catch(() => {
				});
			},
      getEmployees(){
          this.$http.get("/employee")
          .then(result=>{
            this.employees = result.data;//List<Employee>
          })
      },
      getDeptTree(){
        this.$http.get("/dept/tree")
            .then(result=>{
              this.deptTree = result.data;//List<Department>  第一层级
            })

      },

		},
		mounted() {
			this.getDepartments();
			this.getEmployees();
		}
	}

</script>

<style scoped>

</style>